KR20010021212A - 복합 위상차 판, 광학 보상 편광판 및 액정 표시 장치 - Google Patents
복합 위상차 판, 광학 보상 편광판 및 액정 표시 장치 Download PDFInfo
- Publication number
- KR20010021212A KR20010021212A KR1020000045178A KR20000045178A KR20010021212A KR 20010021212 A KR20010021212 A KR 20010021212A KR 1020000045178 A KR1020000045178 A KR 1020000045178A KR 20000045178 A KR20000045178 A KR 20000045178A KR 20010021212 A KR20010021212 A KR 20010021212A
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- South Korea
- Prior art keywords
- liquid crystal
- film
- plate
- retardation
- composite
- Prior art date
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/13363—Birefringent elements, e.g. for optical compensation
- G02F1/133634—Birefringent elements, e.g. for optical compensation the refractive index Nz perpendicular to the element surface being different from in-plane refractive indices Nx and Ny, e.g. biaxial or with normal optical axis
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Polarising Elements (AREA)
- Liquid Crystal (AREA)
Abstract
Description
Claims (8)
- 액정 중합체층이 투명 기재 위에 제공되어 있는 액정 위상 시트 1매 이상을 위상차 필름 1매 이상 위에 배치하여 이루어진 복합 위상차 판으로서,상기 복합 위상차 판의 면내 방향의 주굴절률을 nx 및 ny로 하고, 두께 방향의 굴절률을 nz로 하고, (nx≥ny)일 때, 상기 위상차 필름의 굴절률 nx, ny 및 nz중 1개 이상이 다른 굴절률과 상이하고,상기 투명 기재의 굴절률 nx, ny 및 nz 모두가 서로 상이하고,상기 위상차 필름, 투명 기재 및 액정 중합체층은 복굴절의 파장 의존성이 상이하고,상기 위상차 필름 및 투명 기재는 식 (nx-nz)/(nx-ny)로 정의되는 Nz가 상이하고,상기 위상차 필름 및 투명 기재 각각은 비액정성 고분자가 배향된 필름으로 구성된,복합 위상차 판.
- 제1항에 있어서,액정 위상 시트가 복굴절의 시야각 특성에서 법선을 포함하는 평면에 대해 비대칭성을 나타내는 배향을 가지는 복합 위상차 판.
- 제1항에 있어서,위상차 필름을 구성하는 고분자 필름의 광탄성 계수의 절대치가 50×10-12m2/N 이하인 복합 위상차 판.
- 제1항에 있어서,투명 기재를 구성하는 고분자 필름의 광탄성 계수의 절대치가 20×10-12m2/N 이하인 복합 위상차 판.
- 제1항 내지 제4항중 어느 한 항에 따른 복합 위상차 판이 흡수형 편광판의 한면 위에 제공된 광학 보상 편광판.
- 제5항에 있어서,복합 위상차 판의 액정 위상 시트가 흡수형 편광판에서 편광 필름을 보호하기 위한 투명 보호층으로서 배치된 광학 보상 편광판.
- 제5항에 따른 광학 보상 편광판이 액정 셀의 한면 이상에 제공된 액정 표시 장치.
- 제6항에 따른 광학 보상 편광판이 액정 셀의 한면 이상에 제공된 액정 표시 장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11221395A JP2001042127A (ja) | 1999-08-04 | 1999-08-04 | 複合位相差板、光学補償偏光板及び液晶表示装置 |
JP99-221395 | 1999-08-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010021212A true KR20010021212A (ko) | 2001-03-15 |
KR100685549B1 KR100685549B1 (ko) | 2007-02-22 |
Family
ID=16766099
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020000045178A KR100685549B1 (ko) | 1999-08-04 | 2000-08-04 | 복합 위상차 판, 광학 보상 편광판 및 액정 표시 장치 |
Country Status (3)
Country | Link |
---|---|
US (1) | US6771340B1 (ko) |
JP (1) | JP2001042127A (ko) |
KR (1) | KR100685549B1 (ko) |
Cited By (3)
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KR100724905B1 (ko) * | 2001-07-17 | 2007-06-04 | 닛토덴코 가부시키가이샤 | 광학 필름, 편광판 및 표시 장치 |
KR100817460B1 (ko) * | 2003-09-25 | 2008-03-27 | 닛토덴코 가부시키가이샤 | 광학 필름 및 화상 표시 장치 |
KR100872476B1 (ko) * | 2002-07-10 | 2008-12-05 | 삼성전자주식회사 | 평판 표시 장치 |
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WO2002046808A1 (fr) * | 2000-12-04 | 2002-06-13 | Fuji Photo Film Co., Ltd. | Feuille de compensation optique comprenant une couche optiquement anisotrope constituee de molecules de cristaux liquides en forme de disques et un substrat transparent presentant un film polymere |
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WO2003032060A1 (fr) * | 2001-10-09 | 2003-04-17 | Teijin Limited | Element d'affichage a cristaux liquides et utilisation d'un film de dephasage pour ledit element |
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Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2675158B2 (ja) * | 1988-12-07 | 1997-11-12 | シャープ株式会社 | 液晶表示装置 |
JP3273046B2 (ja) * | 1991-06-25 | 2002-04-08 | 日本ゼオン株式会社 | 位相板 |
SG50575A1 (en) * | 1991-07-26 | 2000-12-19 | Rolic Ag | Image display device with liquid crystal cell |
US5504603A (en) | 1994-04-04 | 1996-04-02 | Rockwell International Corporation | Optical compensator for improved gray scale performance in liquid crystal display |
US5612801A (en) * | 1994-04-04 | 1997-03-18 | Rockwell Science Center, Inc. | Monolithic optical compensation device for improved viewing angle in liquid crystal displays |
JP3044681B2 (ja) * | 1994-06-08 | 2000-05-22 | 富士写真フイルム株式会社 | 液晶表示装置 |
US6208396B1 (en) * | 1996-10-25 | 2001-03-27 | Sumitomo Chemical Company, Limited | Normally white mode twisted nematic liquid crystal display device having improved viewing angle characteristics |
JP3663783B2 (ja) * | 1996-10-25 | 2005-06-22 | 住友化学株式会社 | 液晶表示装置 |
KR100474780B1 (ko) * | 1997-02-07 | 2005-08-04 | 후지 샤신 필름 가부시기가이샤 | 광학보상시이트,그의제조방법및액정디스플레이 |
JPH10268136A (ja) * | 1997-03-24 | 1998-10-09 | Nitto Denko Corp | 保護フィルム及び光学部品 |
JPH10268135A (ja) * | 1997-03-24 | 1998-10-09 | Nitto Denko Corp | 接着型補償偏光板 |
US5867239A (en) * | 1997-10-17 | 1999-02-02 | Minnesota Mining And Manufacturing Company | Wide angle optical retarder |
JP2001091745A (ja) * | 1999-09-22 | 2001-04-06 | Nitto Denko Corp | 複合位相差板、光学補償偏光板及び液晶表示装置 |
-
1999
- 1999-08-04 JP JP11221395A patent/JP2001042127A/ja active Pending
-
2000
- 2000-08-04 US US09/633,338 patent/US6771340B1/en not_active Expired - Fee Related
- 2000-08-04 KR KR1020000045178A patent/KR100685549B1/ko active IP Right Grant
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100724905B1 (ko) * | 2001-07-17 | 2007-06-04 | 닛토덴코 가부시키가이샤 | 광학 필름, 편광판 및 표시 장치 |
KR100872476B1 (ko) * | 2002-07-10 | 2008-12-05 | 삼성전자주식회사 | 평판 표시 장치 |
KR100817460B1 (ko) * | 2003-09-25 | 2008-03-27 | 닛토덴코 가부시키가이샤 | 광학 필름 및 화상 표시 장치 |
US7466382B2 (en) | 2003-09-25 | 2008-12-16 | Nitto Denko Corporation | Optical film and image display |
Also Published As
Publication number | Publication date |
---|---|
US6771340B1 (en) | 2004-08-03 |
KR100685549B1 (ko) | 2007-02-22 |
JP2001042127A (ja) | 2001-02-16 |
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